Pith Number

pith:FO4GGCKK

pith:2019:FO4GGCKKS4EFE2KRONN46FFQHF

not attested not anchored not stored refs pending

Large Scale 2D Spectral Compressed Sensing in Continuous Domain

Jian-Feng Cai, Weiyu Xu, Yang Yang

arxiv:1903.00767 v1 · 2019-03-02 · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FO4GGCKKS4EFE2KRONN46FFQHF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:52:13.341611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bb863094a9708526951735bcf14b03959fe82d18c3875e7cc5d273f06b33d61

Aliases

arxiv: 1903.00767 · arxiv_version: 1903.00767v1 · doi: 10.48550/arxiv.1903.00767 · pith_short_12: FO4GGCKKS4EF · pith_short_16: FO4GGCKKS4EFE2KR · pith_short_8: FO4GGCKK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FO4GGCKKS4EFE2KRONN46FFQHF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2bb863094a9708526951735bcf14b03959fe82d18c3875e7cc5d273f06b33d61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e0c46c98245f784a174152f032766926e2e98cb9ac9333b6c0da52bc87b84a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-03-02T21:26:06Z",
    "title_canon_sha256": "4b3beaebc47630c2f080b223ed4e9a7c522dac7681a33ba6aef1aa13c1a5274b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00767",
    "kind": "arxiv",
    "version": 1
  }
}